@keyframes loading {
    from  {
        transform: rotateZ(0deg);
    }
    to {
        transform: rotateZ(360deg);
    }
}
.layout {
    margin-top: 125/37.5rem;
    .header {
        width: 100%;
        height: 90/37.5rem;
        text-align: center;
        line-height: 90/37.5rem;
        font-size: 34/37.5rem;
        color: #fff;
        background-color: #141414;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 3;
        .backArrow {
            width: 40/37.5rem;
            height: 90/37.5rem;
            background: url("../../img/back_W@3x.png") no-repeat left center;
            background-size: 60/37.5rem 60/37.5rem;
            position: absolute;
            top: 0;
            left: 025/37.5rem;
        }
    }
    .loadingMarsk {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 2;
        background-color: rgb(255,255,255);
        .loadingPic {
            width: 72/37.5rem;
            height: 72/37.5rem;
            position: fixed;
            top: 50%;
            left: 50%;
            margin-top: -36/37.5rem;
            margin-left: -36/37.5rem;
            .rotatePic {
                width: 72/37.5rem;
                height: 72/37.5rem;
                position: fixed;
                top: 50%;
                left: 50%;
                margin-top: -36/37.5rem;
                margin-left: -36/37.5rem;
                animation: loading 1s linear infinite;
                img {
                    display: block;
                    width: 100%;
                    height: 100%;
                }
            } 
            .centerPic {
                width: 62/37.5rem;
                height: 62/37.5rem;
                position: fixed;
                top: 50%;
                left: 50%;
                margin-top: -31/37.5rem;
                margin-left: -31/37.5rem;
                img {
                    display: block;
                    width: 100%;
                    height: 100%;
                }
            }
        }
    }
    .formBox {
        padding: 0 50/37.5rem;
        box-sizing: border-box;
        .text {
            font-size: 24/37.5rem;
            margin: 20/37.5rem 0;
            color: #a3a3a3;
        }
        .content {
            position: relative;
            z-index: 1;
            textarea {
                border: none;
                outline: none;
                resize: none;
                width: 100%;
                min-height: 300/37.5rem;
                padding: 20/37.5rem 20/37.5rem 40/37.5rem 20/37.5rem;
                border-radius: 5px;
                box-sizing: border-box;
                font-size: 26/37.5rem;
                color: #a3a3a3;
                border: 1px solid #bdbdc3;
                overflow: visible;
                line-height: 36/37.5rem;
            }
            .fontNum {
                position: absolute;
                bottom: 22/37.5rem;
                right: 22/37.5rem;
                font-size: 22/37.5rem;
                color: #a3a3a3;
            }
        }
        .subBtn {
            a {
                display: block;
                width: 650/37.5rem;
                height: 90/37.5rem;
                color: #fff;
                font-size: 32/37.5rem;
                text-align: center;
                line-height: 90/37.5rem;
                margin: 60/37.5rem auto 0 auto;
                border-radius: 5px;
                background-color: #1f1f1f;
            }
        }
    }
    .tips {
        display: none;
        width: 400/37.5rem;
        height: 80/37.5rem;
        font-size: 30/37.5rem;
        line-height: 80/37.5rem;
        text-align: center;
        color: #fff;
        border-radius: 40/37.5rem;
        opacity: 0;
        background-color: #1f1f1f;
        position: fixed;
        bottom: 150/37.5rem;
        left: 50%;
        margin-left: -200/37.5rem;
    }
}